QR method是什么意思

用法例句

Thus, the eigenvalues of the symmetric tridiagonal matrix are obtained by QR method with Wilkinson displacement.

用带Wilkinson位移的QR方法求出对称三对角矩阵的特征值 ,给出的具体的算法在计算机上容易实

There are two kinds of method to calculate the eigenvalues of a matrix:characteristic polynomial method and QR method.

结合多项式方法和QR方法各自的特点，提出了一种计算矩阵重特征值的方法。

The main body of the article is to discussing that one numerical method to procure all root of higher-degree algebraic equation with real coefficients:First,change the problem extracting all root of an equation into the problem seeking all characteristics value of a matrix,then,using QR method to obtain all matrix characteristics.

本文重点讨论一种求解高次实系数代数方程全部根的数值方法:先将求方程全部根的问题转化为求矩阵的所有特征值问题,再用QR方法求解矩阵的所有特征值,并编程实现,通过实例结合MATLAB7。

Research on speech enhancement method of multimicrophone GSVD based on QR and subband;

基于QR和子带分解的GSVD多麦克风语音增强方法研究

At the same ti me,its corresponding QR factorization method was also presented.

另外,还给出了相应的QR分解算法。

They are QR decomposition and SVD decomposition.

本文分别介绍了两种矩阵分解的方法——QR分解和SVD分解。

QR-method for system reliability analysis of large size complicated structures;

大型复杂结构体系可靠度分析的QR法

The QR-method for Mega-frame With Suspension And It s Analysis of Stabi I ity;

巨型框架悬挂结构的QR法及其稳定性分析

Combining the QR-method based on B-spline functions and the pushover analysis method,the authors put forward the pushover-QR method for static elasto-plastic analysis of high-rising buildings in this paper.

目的将以B样条函数为基础的QR法与Pushover分析方法相结合,建立高层建筑结构静力弹塑性分析的Pushover-QR法。

Spline QR methods for discontinue construction;

非连续性结构的样条QR法

QR method for elasto-plastic analysis of shear walls Ⅱ——Computing format,program and a calculation example;

剪力墙结构弹塑性分析的QR法Ⅱ——计算格式、程序及算例

QR method for elasto-plastic analysis of shear walls Ⅰ——displacement function and constitutive model;

剪力墙结构弹塑性分析的QR法Ⅰ——位移函数及本构模型

Encoding of QR code with the method of object oriented programming;

QR码编码的面向对象设计及实现

QR code recognition system based on the Symbian smartphone;

基于Symbian智能手机的QR码识别系统

Coding and Application Study of QR code in Industrial Printing;

工业打印中QR码的编码及应用研究

QR-tree:a Kind of Spatial Index Structure Based on R-tree and Quad-tree;

QR-树:一种基于R-树与四叉树的空间索引结构

QR-tree:An Efficient Spatial Indexing Structure for GIS with Very Large Spatial Database;

大型GIS空间数据库的有效索引结构QR-树

It analyzes date structure that establishes spatial date index on the basis of general QR-tree.

分析了基于常规QR-树建立空间数据索引的数据结构,常规四叉树在数据量特别大时,导致其QR-树深度特别深,占用空间大,查询效率低,并且平面区域分割极限的确定很不灵活。